We don’t live at 500mb.

We live at the surface and when there’s no tap of Arctic air it’s hard to get cold.

Here is same model same time at the surface for temps. https://t.co/tqV3JB5XRH pic.twitter.com/6ofpSQnCrX

— BAM Weather (BAMWX) (@bamwxcom) December 18, 2023